CFDV Series Gas Fireplace
20306739
13
VENTING INSTALLATION
V
X
X
X
D
E
B
B
B
C
B
M
B
A
J
K
F
L
VENT TERMINATION
AIR SUPPLY INLET
AREA WHERE TERMINAL IS NOT PERMITTED
H
I
Fixed
Closed
Operable
Operable
Fixed
Closed
B
INSIDE
CORNER DETAIL
A
G
CFM145a
V
V
V
V
V
V
V
V
TERMINATION LOCATION
1 In accordance with the current CSA-B149 Installation Codes
2 In accordance with the current ANSI Z223.1/NFPA 54 National Fuel
Gas Codes
† A vent shall not terminate directly above a sidewalk or paved
driveway which is located between two single family dwellings and
serves both dwellings
‡ Only permitted if veranda, porch, deck or balcony is fully open on a
minimum 2 sides beneath the fl oor.
NOTE:
1. Local codes or regulations may require different
clearances.
2. The special venting system used on Direct Vent
Fireplaces are certifi ed as part of the appliance, with
clearances tested and approved by the listing agency.
3. Vermont Castings Group assumes no responsibility for
the improper performance of the appliance when the venting
system does not meet these requirements.
Figure 15 –
Termination Locations
CANADIAN INSTALLATIONS
1
US INSTALLATIONS
2
A = Clearance above grade, veranda, porch,
deck or balcony
12" (30cm)
12" (30cm)
B = Clearance to window or door that may be
opened
6" (15cm) for appliances <10,000 BTU/h
(3kW)
12" (30cm) for appliances >10,000 BTU/h
(3kW) and <100,000 BTU/h (30kW)
36" (91cm) for appliances >100,000 BTU/h
(30kW)
6" (15cm) for appliances <10,000 BTU/h
(3kW)
9" (23cm) for appliances >10,000 BTU/h
(3kW) and <50,000 BTU/h (15kW)
12" (30cm) for appliances >50,000 BTU/h
(15kW)
C = Clearance to permanently closed window
12" (305mm) recommended to prevent
window condensation
12" (305mm) recommended to prevent
window condensation
D = Vertical clearance to ventilated soffi t
located above the terminal within a hor-
izontal distance of 2' (610 mm) from the
center line of the terminal
18" (458mm)
18" (458mm)
E = Clearance to unventilated soffi t
12" (305mm)
12" (305mm)
F = Clearance to outside corner
see next page
see next page
G = Clearance to inside corner
see next page
see next page
H = Clearance to each inside of center line
extended above meter/regulator assembly
3' (91cm) within a height of 15' (5m) above
the meter/regulator assembly
3' (91cm) within a height of 15' (5m) above
the meter/regulator assembly
I = Clearance to service regulator vent outlet
3' (91cm)
3' (91cm)
J = Clearance to non-mechanical air supply
inlet to building or the combustion air inlet
to any other appliance
6" (15cm) for appliances <10,000 BTU/h
(3kW)
12" (30cm) for appliances >10,000 BTU/h
(3kW) and <100,000 BTU/h (30kW)
36" (91cm) for appliances >100,000 BTU/h
(30kW)
6" (15cm) for appliances <10,000 BTU/h
(3kW)
9" (23cm) for appliances >10,000 BTU/h
(3kW) and <50,000 BTU/h (15kW)
12" (30cm) for appliances >50,000 BTU/h
(15kW)
K = Clearance to mechanical air supply inlet
6' (1.83m)
3' (91cm) above if within 10' (3m) horizontally
L = Clearance above paved sidewalk or
paved driveway located on public property
7' (2.13m)
†
7' (2.13m)
†
M = Clearance under veranda, porch, deck or
balcony
12" (30cm)
‡
12" (30cm)
‡
